| All Patents in class 408/5 |
Patents 1 -
10
of 11
      |
| Picture | Number | Date | Patentee | Title |
 | 1,017,889 | Feb. 20, 1912 | A.B. Landis | Thread-cutting machine |
| | 1,454,190 | May 08, 1923 | W.L. Schellenbach | Horizontal Boring Mill |
 | 1,803,740 | May 05, 1931 | G. Vanderbeek | Boring machine |
| | 1,976,945 | Oct. 16, 1934 | D.C. Klausmeyer | Safety limit trip for spindle feed |
| | 2,012,047 | Aug. 20, 1935 | J.R. Johnson | Boring Head |
| | 2,263,404 | Nov. 18, 1941 | O.W. Barker, J.B. Armitage | Boring and Milling Machine |
 | 2,318,335 | May 04, 1943 | J.H. McKewen, L.L. Schauer | Spindle control for drilling and tapping machines |
| | 2,350,174 | May 30, 1944 | H.N. Stephan, H.M. Lucas | Boring Machine |
| | 2,550,649 | Apr. 24, 1951 | F.G. Zagar | Control mechanism for hydraulic cutter operating and carriage shifting motors of machine tools |
| | 3,143,923 | Aug. 11, 1964 | E. Krzyszczuk | Turbine Blade Cutting Tool Attachment |
